Pneumatic pressure automatic braking mechanism

  • US 5,439,346 A
  • Filed: 09/16/1993
  • Issued: 08/08/1995
  • Est. Priority Date: 09/16/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A rotary apparatus comprising:

  • a housing adapted to receive a pressurized fluid and to discharge the received pressurized fluid so as to create an exhaust pressure;

    a rotor mounted in said housing and being rotatable therein in response to the receipt of said pressurized fluid; and

    braking means, responsive to the absence of said exhaust pressure, for preventing said rotor from rotating.

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